in_right_side_of heart right cardiac atrium A cardiac atrium that is in the left side of the heart. It receives deoxygenated blood. In mammals, this comes from the superior and inferior vena cava and the coronary sinus, and pumps it into the right ventricle through the tricuspid valve. AAO:0010248 BTO:0001703 EHDAA2:0000290 EMAPA:17321 FMA:7096 MA:0000075 OpenCyc:Mx4runNcs6fqEdudWQACs5b6Bw OpenCyc:Mx8Ngh4rvgHsHZwpEbGdrcN5Y29ycB4rDJ89oqgPEdudWQACs5b6Bw Right cardiac chamber which is continuous with the superior vena cava and inferior vena cava.[FMA] The tetrapod clade develops a complete atrial septum and loses the fifth aortic arch altogether.[well established][VHOG] UBERON:0002078 UMLS:C0225844 VHOG:0000328 XAO:0003192 atrium dextrum cardiac right atrium galen:RightAtrium heart right atrium https://github.com/obophenotype/uberon/wiki/Modeling-paired-structures-Design-Pattern right atrium right atrium of heart right cardiac atrium uberon cardiac atrium right cardiac chamber